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chapter 49 key term

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show Any irrelevant object or mark observed when examining specimens or graphic records that is not related to the object being examined—for example, a foreign object visible through a microscope or an erroneous mark on an ECG strip.  
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show The sequence of contraction and relaxation that makes up a complete heartbeat  
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show The loss of polarity, or opposite charges inside and outside; the electrical impulse that initiates a chain reaction resulting in contraction.  
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dysrhythmia   show
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show sensor that detects electrical activity  
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forced vital capacity (FVC)   show
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Holter monitor   show
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pulmonary function test   show
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rhythm strip   show
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spirometry   show
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show low levels of oxygen in your blood  
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